Etymologies

Examples

My most ambitious attempt was a multistep sequence aimed at synthesizing aspirin, for which I needed acetic anhydride, which had to be made from acetyl chloride, for which I needed phosphorus trichloride, for which I needed to burn red phosphorus in a stream of chlorine gas.

In 1918 he found the thesis of Julius Arthur Nieuwland at Maloney Hall, a chemical laboratory at The Catholic University of America, Washington DC in which Nieuwland detailed the synthesis by the combination of allowing arsenic trichloride to react with acetylene in the presence of a hydrochloric acid solution of mercuric chloride.

After a number of failures, von Behring, working with Japanese colleague Shibasaburo Kitasato, found that by treating diphtheria-infected guinea pigs with iodine trichloride, some of the animals built up a resistance to the disease.